<template>
  <header class="header">
    <h1>todos</h1>
    <input id="toggle-all" class="toggle-all" type="checkbox" v-model="isAll" />
    <label for="toggle-all"></label>
    <input class="new-todo" placeholder="输入任务名称-回车确认" v-model.trim="task" @keydown.enter="addTask" autofocus />
  </header>
</template>

<script>
export default {
  props: {
    list: {
      type: Array,
      required: true
    }
  },
  computed: {
    isAll: {
      get() {
        return this.list.every((item) => item.isDone)
      },
      set(val) {
        this.$emit('checkAll', val)
      }
    }
  },
  data() {
    return {
      task: ''
    }
  },
  methods: {
    addTask() {
      // console.log(this.task)
      this.$emit('addTask', this.task)
      this.task = ''
    }
  }
}
</script>
